None of these must get fired when you change the 12/24-hr clock setting.
Why would it matter? I wanted a automated test that would compare the text displayed on the statusbar clock to a value displayed in an app's textview, after the 12/24-hr setting had been changed outside of the app. The one minute delay affects how the test should be constructed...

The purpose of this page is to summarize in one place some of the interactive visualizations I have worked on. Most of these were built...

"When you start on your journey to Ithaca, then pray that the road is long, full of adventure, full of knowledge... Always keep Ithaca fixed in your mind. To arrive there is your ultimate goal. But do not hurry the voyage at all." (from "Ithaca", by C. P. Cavafy)